| Компонент | Описание | Производитель | |
| LM49100 | Mono Class AB Audio Subsystem with a True-Ground Headphone Amplifier |
National Semiconductor |
|
| LM4910MA | Output Capacitor-less Stereo 35mW Headphone Amplifier |
National Semiconductor |
|
| LM4910MM | Output Capacitor-less Stereo 35mW Headphone Amplifier |
National Semiconductor |
|
| TCM4910 | PCM U-LOW COMPANDING CODES |
Texas Instruments |